Rhododendron delavayi

Rhododendron delaavayi, commonly known as the Delavay rhododendron, is a striking medicinal shrub native to the high-altitude regions of the Himalayas. Renowned for its vibrant blooms, this resilient plant contains bioactive compounds traditionally used in folk medicine to treat inflammatory conditions, skin ailments, and various systemic ailments.

  • Scientific name: Rhododendron delavayi
  • Family: Ericaceae
  • Native range: Asia-Temperate

Taxonomical Classification

This plant belongs to the kingdom Plantae and the phylum Streptophyta, falling under the class Equisetopsida and subclass Magnoliidae. Within the order Ericales, it is a member of the family Ericaceae. It is specifically classified under the genus Rhododendron.

Rank Classification Source
Kingdom Plantae WCVP
Phylum Streptophyta WCVP
Class Equisetopsida WCVP
Subclass Magnoliidae WCVP
Order Ericales WCVP
Family Ericaceae WCVP
Genus Rhododendron WCVP

Common Names

This plant, known scientifically as Rhododendron delaavayi, is referred to by several common names depending on the linguistic context. In Chinese, it is frequently called 马缨杜鹃 (mǎ yīng dù juān), a name used across various regions, including the simplified form 马缨杜鹃 (zh-cn) and the traditional form 馬纓杜鵑 (zh-tw). It is also commonly known as 马缨花 (mǎ yīng huā) and simply 马缨杜鹃 (mǎ yīng dù juān).
Language Common Name Source
zh 马缨杜鹃 Wikidata
zh-cn 马缨杜鹃 Wikidata
zh-tw 馬纓杜鵑 Wikidata
zh 马缨花 Wikidata
zh 马缨杜鹃 Wikidata

Distribution

This plant exhibits a broad geographical distribution spanning several key regions across Asia. In China, it can be found throughout the South-Central and Southeast territories. Additionally, it is native to the high-altitude landscapes of Tibet. Moving into the Indian Subcontinent, the species is documented within the state of Assam. Finally, its range extends across the rugged terrain of the East Himalaya.

Region Area Source
China China South-Central WCVP
China China Southeast WCVP
China Tibet WCVP
Indian Subcontinent Assam WCVP
Indian Subcontinent East Himalaya WCVP
Indo-China Myanmar WCVP
Indo-China Thailand WCVP
Indo-China Vietnam WCVP

Plant Parts

This plant, Rhododendron delaavayi, possesses distinct morphological features, particularly in its leaves which serve as a key diagnostic characteristic. The leaves are typically evergreen, leathery in texture, and arranged in clusters at the ends of the branches. They often exhibit a thick, protective cuticle and may feature specialized underside structures, such as indumentum or scales, which help the plant manage moisture and survive in its specific high-altitude habitat.
Total parts
1
Scientific sources
1
Plant Part Sources Confidence
leaves 1 ★☆☆☆☆

Chemicals

Rhododendron delavayi has 4 reported phytochemicals identified across 4 scientific publications and several other databases. The most consistently reported chemicals include 3',4',5,7-tetrahydroxy-3-methoxyflavone, catechin, epicatechin, epicatechin-(2beta-->O-->7,4beta-->8)-ent-epicatechin.

Total chemicals
4
Scientific sources
4

Most Reported Compounds

Compound Sources Confidence
3',4',5,7-tetrahydroxy-3-methoxyflavone 1 ★☆☆☆☆
catechin 1 ★☆☆☆☆
epicatechin 1 ★☆☆☆☆
epicatechin-(2beta-->O-->7,4beta-->8)-ent-epicatechin 1 ★☆☆☆☆